Evidence for x Rays From Sources Outside the Solar System by Riccardo Giacconi and others
= Evidence for x Rays From Sources Outside the Solar System by Riccardo Giacconi and others
{c}
{tag=Work by Riccardo Giacconi}
{tag=Work by Herbert Gursky}
{tag=Work by Francis Rudolph Paolini}
{tag=Work by Bruno Benedetto Rossi}
{title2=1962-12-01}
Phys. Rev. Lett. 9:439–443.
https://doi.org/10.1103/PhysRevLett.9.439
https://journals.aps.org/prl/pdf/10.1103/PhysRevLett.9.439